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  • Charles Darwin during his famous sea voyage around the world in a ship (HMS Beagle), concluded that there has been gradual evolution of life. Answer the following questions : (a) What is his theory known as ? Explain the salient

Charles Darwin during his famous sea voyage around the world in a ship
(HMS Beagle), concluded that there has been gradual evolution of life.
Answer the following questions :

(a) What is his theory known as ? Explain the salient features of his
theory.

(b) Name a scientist who arrived at a similar conclusion as that of
Charles Darwin.

 

 

 
 
 
 
 

Answers (1)

a) The theory is known as the ’Darwinian Theory of evolution’. Salient features of this theory are:
1. There was varying degree of similarities between the existing and the life forms that existed million of years ago.
2. Evolution has been gradual which came at different times.
3. There is only the survival of the fittest.
4. The population that will survive better in the natural conditions will survive better than the others known as natural selection.
5. Adaptability is inherited and fitness is the end result of the ability to adapt.

b) Alfred Wallace, a naturalist who worked in the Malay Archipelago had also come to similar conclusions around the same time.

Posted by

Priyanka Kumari

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